1973 Opel Manta vs. 1977 Opel Kadett
To start off, 1977 Opel Kadett is newer by 4 year(s). Which means there will be less support and parts availability for 1973 Opel Manta. In addition, the cost of maintenance, including insurance, on 1973 Opel Manta would be higher. At 1,979 cc (4 cylinders), 1977 Opel Kadett is equipped with a bigger engine. In terms of performance, 1977 Opel Kadett (108 HP @ 5400 RPM) has 49 more horse power than 1973 Opel Manta. (59 HP @ 5400 RPM) In normal driving conditions, 1977 Opel Kadett should accelerate faster than 1973 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1973 Opel Manta weights approximately 80 kg more than 1977 Opel Kadett.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1977 Opel Kadett (162 Nm @ 3400 RPM) has 72 more torque (in Nm) than 1973 Opel Manta. (90 Nm @ 3000 RPM). This means 1977 Opel Kadett will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Manta.
Compare all specifications:
| 1973 Opel Manta | 1977 Opel Kadett | |
| Make | Opel | Opel |
| Model | Manta | Kadett |
| Year Released | 1973 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1196 cc | 1979 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 108 HP |
| Engine RPM | 5400 RPM | 5400 RPM |
| Torque | 90 Nm | 162 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 79.1 mm | 93.1 mm |
| Engine Stroke Size | 61 mm | 69.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 930 kg | 850 kg |
| Vehicle Length | 4300 mm | 4140 mm |
| Vehicle Width | 1640 mm | 1590 mm |
| Vehicle Height | 1360 mm | 1350 mm |
| Wheelbase Size | 2440 mm | 2430 mm |
